//
// FieldReference.cs
//
// Author:
//   Jb Evain (jbevain@gmail.com)
//
// Copyright (c) 2008 - 2011 Jb Evain
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//

using System;
using System.Diagnostics;

namespace Mono.Cecil
{

    [DebuggerDisplay("{Name}", Name = "field ref")]
    public class FieldReference : MemberReference, IMemberType
    {

        TypeReference field_type;


        public virtual TypeReference TypeMember
        {
            get { return field_type; }
            set { field_type = value; }
        }


        public override string FullName
        {
            get { return field_type.FullName + " " + MemberFullName(); }
        }

        internal override bool ContainsGenericParameter
        {
            get { return field_type.ContainsGenericParameter || base.ContainsGenericParameter; }
        }

        internal FieldReference()
        {
            this.token = new MetadataToken(TokenType.MemberRef);
        }

        public FieldReference(string name, TypeReference fieldType)
            : base(name)
        {
            if (fieldType == null)
                throw new ArgumentNullException("fieldType");

            this.field_type = fieldType;
            this.token = new MetadataToken(TokenType.MemberRef);
        }

        public FieldReference(string name, TypeReference fieldType, TypeReference declaringType)
            : this(name, fieldType)
        {
            if (declaringType == null)
                throw new ArgumentNullException("declaringType");

            this.DeclaringType = declaringType;
        }

        public virtual FieldDefinition Resolve()
        {
            var module = this.Module;
            if (module == null)
                throw new NotSupportedException();

            return module.Resolve(this);
        }

        public override System.Reflection.MemberTypes MemberType
        {
            get { return System.Reflection.MemberTypes.Field; }
        }


        public virtual TypeReference Type(TypeReference sealedType)
        {

            TypeReference retour = this.field_type;

            GenericParameter m = retour as GenericParameter;
            if (m != null)
                retour = m.Type(sealedType, DeclaringType);

            return retour;

        }

    }
}
